Make all dist functions and structs crate-private and cleanup unused functions

build.rs

@@ -2,7 +2,7 @@ use std::env;
 
 include!("src/dist/triple.rs");
 
-pub fn from_build() -> Result<PartialTargetTriple, String> {
+fn from_build() -> Result<PartialTargetTriple, String> {
     let triple = if let Ok(triple) = env::var("RUSTUP_OVERRIDE_BUILD_TRIPLE") {
         triple
     } else {

src/config.rs

@@ -229,7 +229,7 @@ impl Display for PgpPublicKey {
 pub const UNIX_FALLBACK_SETTINGS: &str = "/etc/rustup/settings.toml";
 
 pub struct Cfg {
-    pub profile_override: Option<dist::Profile>,
+    profile_override: Option<dist::Profile>,
     pub rustup_dir: PathBuf,
     pub settings_file: SettingsFile,
     pub fallback_settings: Option<FallbackSettings>,
@@ -376,7 +376,7 @@ impl Cfg {
         &self.pgp_keys
     }
 
-    pub fn set_profile_override(&mut self, profile: dist::Profile) {
+    pub(crate) fn set_profile_override(&mut self, profile: dist::Profile) {
         self.profile_override = Some(profile);
     }
 
@@ -429,7 +429,7 @@ impl Cfg {
     // if there is no profile in the settings file. The last variant happens when
     // a user upgrades from a version of Rustup without profiles to a version of
     // Rustup with profiles.
-    pub fn get_profile(&self) -> Result<dist::Profile> {
+    pub(crate) fn get_profile(&self) -> Result<dist::Profile> {
         if let Some(p) = self.profile_override {
             return Ok(p);
         }
@@ -986,7 +986,7 @@ impl Cfg {
         })
     }
 
-    pub fn get_default_host_triple(&self) -> Result<dist::TargetTriple> {
+    pub(crate) fn get_default_host_triple(&self) -> Result<dist::TargetTriple> {
         Ok(self
             .settings_file
             .with(|s| {

src/dist/component/components.rs

@@ -73,7 +73,7 @@ impl Components {
             })
             .collect())
     }
-    pub fn add<'a>(&self, name: &str, tx: Transaction<'a>) -> ComponentBuilder<'a> {
+    pub(crate) fn add<'a>(&self, name: &str, tx: Transaction<'a>) -> ComponentBuilder<'a> {
         ComponentBuilder {
             components: self.clone(),
             name: name.to_owned(),
@@ -85,40 +85,40 @@ impl Components {
         let result = self.list()?;
         Ok(result.into_iter().find(|c| (c.name() == name)))
     }
-    pub fn prefix(&self) -> InstallPrefix {
+    pub(crate) fn prefix(&self) -> InstallPrefix {
         self.prefix.clone()
     }
 }
 
-pub struct ComponentBuilder<'a> {
+pub(crate) struct ComponentBuilder<'a> {
     components: Components,
     name: String,
     parts: Vec<ComponentPart>,
     tx: Transaction<'a>,
 }
 
 impl<'a> ComponentBuilder<'a> {
-    pub fn copy_file(&mut self, path: PathBuf, src: &Path) -> Result<()> {
+    pub(crate) fn copy_file(&mut self, path: PathBuf, src: &Path) -> Result<()> {
         self.parts
             .push(ComponentPart("file".to_owned(), path.clone()));
         self.tx.copy_file(&self.name, path, src)
     }
-    pub fn copy_dir(&mut self, path: PathBuf, src: &Path) -> Result<()> {
+    pub(crate) fn copy_dir(&mut self, path: PathBuf, src: &Path) -> Result<()> {
         self.parts
             .push(ComponentPart("dir".to_owned(), path.clone()));
         self.tx.copy_dir(&self.name, path, src)
     }
-    pub fn move_file(&mut self, path: PathBuf, src: &Path) -> Result<()> {
+    pub(crate) fn move_file(&mut self, path: PathBuf, src: &Path) -> Result<()> {
         self.parts
             .push(ComponentPart("file".to_owned(), path.clone()));
         self.tx.move_file(&self.name, path, src)
     }
-    pub fn move_dir(&mut self, path: PathBuf, src: &Path) -> Result<()> {
+    pub(crate) fn move_dir(&mut self, path: PathBuf, src: &Path) -> Result<()> {
         self.parts
             .push(ComponentPart("dir".to_owned(), path.clone()));
         self.tx.move_dir(&self.name, path, src)
     }
-    pub fn finish(mut self) -> Result<Transaction<'a>> {
+    pub(crate) fn finish(mut self) -> Result<Transaction<'a>> {
         // Write component manifest
         let path = self.components.rel_component_manifest(&self.name);
         let abs_path = self.components.prefix.abs_path(&path);
@@ -146,10 +146,10 @@ impl<'a> ComponentBuilder<'a> {
 pub struct ComponentPart(pub String, pub PathBuf);
 
 impl ComponentPart {
-    pub fn encode(&self) -> String {
+    pub(crate) fn encode(&self) -> String {
         format!("{}:{}", &self.0, &self.1.to_string_lossy())
     }
-    pub fn decode(line: &str) -> Option<Self> {
+    pub(crate) fn decode(line: &str) -> Option<Self> {
         line.find(':')
             .map(|pos| Self(line[0..pos].to_owned(), PathBuf::from(&line[(pos + 1)..])))
     }
@@ -162,21 +162,21 @@ pub struct Component {
 }
 
 impl Component {
-    pub fn manifest_name(&self) -> String {
+    pub(crate) fn manifest_name(&self) -> String {
         format!("manifest-{}", &self.name)
     }
-    pub fn manifest_file(&self) -> PathBuf {
+    pub(crate) fn manifest_file(&self) -> PathBuf {
         self.components.prefix.manifest_file(&self.manifest_name())
     }
-    pub fn rel_manifest_file(&self) -> PathBuf {
+    pub(crate) fn rel_manifest_file(&self) -> PathBuf {
         self.components
             .prefix
             .rel_manifest_file(&self.manifest_name())
     }
-    pub fn name(&self) -> &str {
+    pub(crate) fn name(&self) -> &str {
         &self.name
     }
-    pub fn parts(&self) -> Result<Vec<ComponentPart>> {
+    pub(crate) fn parts(&self) -> Result<Vec<ComponentPart>> {
         let mut result = Vec::new();
         for line in utils::read_file("component", &self.manifest_file())?.lines() {
             result.push(

src/dist/component/package.rs

@@ -21,8 +21,8 @@ use crate::utils::notifications::Notification;
 use crate::utils::utils;
 
 /// The current metadata revision used by rust-installer
-pub const INSTALLER_VERSION: &str = "3";
-pub const VERSION_FILE: &str = "rust-installer-version";
+pub(crate) const INSTALLER_VERSION: &str = "3";
+pub(crate) const VERSION_FILE: &str = "rust-installer-version";
 
 pub trait Package: fmt::Debug {
     fn contains(&self, component: &str, short_name: Option<&str>) -> bool;
@@ -136,7 +136,7 @@ impl Package for DirectoryPackage {
 }
 
 #[derive(Debug)]
-pub struct TarPackage<'a>(DirectoryPackage, temp::Dir<'a>);
+pub(crate) struct TarPackage<'a>(DirectoryPackage, temp::Dir<'a>);
 
 impl<'a> TarPackage<'a> {
     pub(crate) fn new<R: Read>(
@@ -548,7 +548,7 @@ impl<'a> Package for TarPackage<'a> {
 }
 
 #[derive(Debug)]
-pub struct TarGzPackage<'a>(TarPackage<'a>);
+pub(crate) struct TarGzPackage<'a>(TarPackage<'a>);
 
 impl<'a> TarGzPackage<'a> {
     pub(crate) fn new<R: Read>(
@@ -584,7 +584,7 @@ impl<'a> Package for TarGzPackage<'a> {
 }
 
 #[derive(Debug)]
-pub struct TarXzPackage<'a>(TarPackage<'a>);
+pub(crate) struct TarXzPackage<'a>(TarPackage<'a>);
 
 impl<'a> TarXzPackage<'a> {
     pub(crate) fn new<R: Read>(
@@ -620,7 +620,7 @@ impl<'a> Package for TarXzPackage<'a> {
 }
 
 #[derive(Debug)]
-pub struct TarZStdPackage<'a>(TarPackage<'a>);
+pub(crate) struct TarZStdPackage<'a>(TarPackage<'a>);
 
 impl<'a> TarZStdPackage<'a> {
     pub(crate) fn new<R: Read>(

src/dist/component/transaction.rs

@@ -148,7 +148,12 @@ impl<'a> Transaction<'a> {
     }
 
     /// Move a file to a relative path of the install prefix.
-    pub fn move_file(&mut self, component: &str, relpath: PathBuf, src: &Path) -> Result<()> {
+    pub(crate) fn move_file(
+        &mut self,
+        component: &str,
+        relpath: PathBuf,
+        src: &Path,
+    ) -> Result<()> {
         assert!(relpath.is_relative());
         let item =
             ChangedItem::move_file(&self.prefix, component, relpath, src, self.notify_handler())?;
@@ -157,15 +162,15 @@ impl<'a> Transaction<'a> {
     }
 
     /// Recursively move a directory to a relative path of the install prefix.
-    pub fn move_dir(&mut self, component: &str, relpath: PathBuf, src: &Path) -> Result<()> {
+    pub(crate) fn move_dir(&mut self, component: &str, relpath: PathBuf, src: &Path) -> Result<()> {
         assert!(relpath.is_relative());
         let item =
             ChangedItem::move_dir(&self.prefix, component, relpath, src, self.notify_handler())?;
         self.change(item);
         Ok(())
     }
 
-    pub fn temp(&self) -> &'a temp::Cfg {
+    pub(crate) fn temp(&self) -> &'a temp::Cfg {
         self.temp_cfg
     }
     pub(crate) fn notify_handler(&self) -> &'a dyn Fn(Notification<'_>) {

src/dist/config.rs

@@ -4,8 +4,8 @@ use super::manifest::Component;
 use crate::errors::*;
 use crate::utils::toml_utils::*;
 
-pub const SUPPORTED_CONFIG_VERSIONS: [&str; 1] = ["1"];
-pub const DEFAULT_CONFIG_VERSION: &str = "1";
+pub(crate) const SUPPORTED_CONFIG_VERSIONS: [&str; 1] = ["1"];
+pub(crate) const DEFAULT_CONFIG_VERSION: &str = "1";
 
 #[derive(Clone, Debug)]
 pub struct Config {
@@ -14,7 +14,7 @@ pub struct Config {
 }
 
 impl Config {
-    pub fn from_toml(mut table: toml::value::Table, path: &str) -> Result<Self> {
+    pub(crate) fn from_toml(mut table: toml::value::Table, path: &str) -> Result<Self> {
         let config_version = get_string(&mut table, "config_version", path)?;
         if !SUPPORTED_CONFIG_VERSIONS.contains(&&*config_version) {
             bail!(RustupError::UnsupportedVersion(config_version));
@@ -29,7 +29,7 @@ impl Config {
             components,
         })
     }
-    pub fn into_toml(self) -> toml::value::Table {
+    pub(crate) fn into_toml(self) -> toml::value::Table {
         let mut result = toml::value::Table::new();
         result.insert(
             "config_version".to_owned(),
@@ -42,12 +42,12 @@ impl Config {
         result
     }
 
-    pub fn parse(data: &str) -> Result<Self> {
+    pub(crate) fn parse(data: &str) -> Result<Self> {
         let value = toml::from_str(data).context("error parsing manifest")?;
         Self::from_toml(value, "")
     }
 
-    pub fn stringify(self) -> String {
+    pub(crate) fn stringify(self) -> String {
         toml::Value::Table(self.into_toml()).to_string()
     }
 
@@ -72,7 +72,7 @@ impl Config {
         result
     }
 
-    pub fn new() -> Self {
+    pub(crate) fn new() -> Self {
         Default::default()
     }
 }